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WAEC Mathematics 2017 Question 18

Question 18

Angles and Polygons

Which of the following is true about parallelograms?

  1. A.Opposite angles are supplementary
  2. B.Opposite angles are complementary
  3. C.Opposite angles are equal
  4. D.Opposite angles are reflex angles
Show the answer and explanation

Answer: C (Opposite angles are equal)

Explanation

In a parallelogram opposite angles are equal (it is adjacent angles that add to 180°).